Finalily selection YCMS filtrate reducer as the basis for follow-up to the depth of modification.
对比优选YCMS降滤失剂作为后续深度改性的基础。
The use of specific synthetic polymers as oil well cement filtrate reducer has recently drawn a wide attention in industry.
目前在油井水泥降失水剂领域，合成聚合物降失水剂再度成为研究的热点和重点。
The sulfonated polystyrene (SPS) has been prepared by sulfonation reaction of the polystyrene, which is used as a filtrate reducer for oil well cement slurry.
通过磺化改性，制备了磺化聚苯乙烯（SPS）作为油井水泥降失水剂。
For the industrial materials replacement and systems to enlarge experiments show that FL-W20 filtrate reducer is fully equipped with the feasibility of industrial production.
进行的工业级原料替换和体系放大实验表明FL - W20降滤失剂完全具备工业化生产的可行性，并制定出详细可操作的工艺流程。
The experiment showed that the copolymer filtrate reducer is pretty good in depressing the filtration rate, collapse prevention, reservoir protection, thermal stability and resistance salt.
试验表明，本文合成共聚物具有良好的降滤失、防塌、保护油气层性能，抗温、抗业污染能力强。
The experiment showed that the copolymer filtrate reducer is pretty good in depressing the filtration rate, collapse prevention, reservoir protection, thermal stability and resistance salt.
试验表明，本文合成共聚物具有良好的降滤失、防塌、保护油气层性能，抗温、抗业污染能力强。
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